Inventor · disambiguated record
Akio Nagasaka
Also filed as: NAGASAKA AKIO
91 granted patents·10 pending applications·2,926 citations·filing 1994–2024
99Inventor score
Top patents by PatentIndex Score
101 records- 0199US6741977B1Image recording/reproducing apparatus in monitor systemHITACHI LTD·Filed 2000·Granted May 25, 2004·309 cites·21 claims
- 0298US5974218AMethod and apparatus for making a digest pictureHITACHI LTD·Filed 1996·Granted Oct 26, 1999·217 cites·22 claims
- 0398US5818439AVideo viewing assisting method and a video playback system thereforHITACHI LTD·Filed 1996·Granted Oct 6, 1998·534 cites·25 claims
- 0496US6750903B1Super high resolution cameraHITACHI LTD·Filed 1999·Granted Jun 15, 2004·252 cites·20 claims
- 0595US7515810B2Video access method and video access apparatusHITACHI LTD·Filed 2005·Granted Apr 7, 2009·24 cites·7 claims
- 0695US6195497B1Associated image retrieving apparatus and methodHITACHI LTD·Filed 1994·Granted Feb 27, 2001·192 cites·12 claims
- 0794US6157744AMethod and apparatus for detecting a point of change in a moving imageHITACHI LTD·Filed 1996·Granted Dec 5, 2000·83 cites·44 claims
- 0894US5974219AControl method for detecting change points in motion picture images and for stopping reproduction thereof and control system for monitoring picture images utilizing the sameHITACHI LTD·Filed 1996·Granted Oct 26, 1999·78 cites·19 claims
- 0993US7609864B2Finger identification method and apparatusHITACHI LTD·Filed 2005·Granted Oct 27, 2009·24 cites·15 claims
- 1092US6321024B1Control method for detecting change points in motion picture images and for stopping reproduction thereof and control system for monitoring picture images utilizing the sameHITACHI LTD·Filed 1999·Granted Nov 20, 2001·64 cites·21 claims
- 1191US6993160B2Personal identification device and methodHITACHI LTD·Filed 2001·Granted Jan 31, 2006·69 cites·26 claims
- 1291US6600874B1Method and device for detecting starting and ending points of sound segment in videoHITACHI LTD·Filed 1997·Granted Jul 29, 2003·66 cites·26 claims
- 1390US9076027B2Authentication system using biometric information and authentication deviceMIURA NAOTO·Filed 2009·Granted Jul 7, 2015·27 cites·12 claims
- 1489US7680305B2Vein authentication deviceHITACHI LTD·Filed 2005·Granted Mar 16, 2010·24 cites·12 claims
- 1588US7881506B2Finger identification method and apparatusHITACHI LTD·Filed 2009·Granted Feb 1, 2011·14 cites·18 claims
- 1688US7245745B2Personal authentication deviceHITACHI LTD·Filed 2003·Granted Jul 17, 2007·62 cites·27 claims
- 1788US6466262B1Digital wide cameraHITACHI LTD·Filed 1998·Granted Oct 15, 2002·108 cites·14 claims
- 1887US7280676B2Personal identification device and methodHITACHI LTD·Filed 2005·Granted Oct 9, 2007·20 cites·11 claims
- 1986US6970234B2Finger identification apparatusHITACHI LTD·Filed 2002·Granted Nov 29, 2005·38 cites·23 claims
- 2084US8582831B2Personal identification device and methodMIURA NAOTO·Filed 2012·Granted Nov 12, 2013·8 cites·6 claims
- 2184US6954583B2Video access method and video access apparatusHITACHI LTD·Filed 2001·Granted Oct 11, 2005·15 cites·7 claims
- 2283US10460187B2Biometric authentication device and systemHITACHI LTD·Filed 2015·Granted Oct 29, 2019·6 cites·8 claims
- 2383US7706582B2Personal authentication deviceHITACHI LTD·Filed 2007·Granted Apr 27, 2010·12 cites·13 claims
- 2482US11645864B2Imaging device, authentication device, and biometric imaging methodHITACHI LTD·Filed 2021·Granted May 9, 2023·1 cites·9 claims
- 2581US8059265B2Finger identification apparatusNAGASAKA AKIO·Filed 2011·Granted Nov 15, 2011·5 cites·15 claims
- 2680US7672488B2Personal identification device and methodHITACHI LTD·Filed 2007·Granted Mar 2, 2010·11 cites·16 claims
- 2780US7310133B2Finger identification apparatusHITACHI LTD·Filed 2005·Granted Dec 18, 2007·9 cites·20 claims
- 2880US7266223B2Personal identification device and methodHITACHI LTD·Filed 2005·Granted Sep 4, 2007·11 cites·20 claims
- 2979US11928889B2Photographing apparatus and authentication apparatusHITACHI LTD·Filed 2020·Granted Mar 12, 2024·1 cites·14 claims
- 3079US7203366B2Video retrieval method and apparatusHITACHI LTD·Filed 2004·Granted Apr 10, 2007·15 cites·17 claims
- 3179US6567550B2Video retrieval method and apparatusHITACHI LTD·Filed 2002·Granted May 20, 2003·10 cites·12 claims
- 3278US8805028B2Personal identification device using vessel pattern of fingersMIURA NAOTO·Filed 2006·Granted Aug 12, 2014·14 cites·14 claims
- 3378US6587637B2Image retrieving method and apparatuses thereforHITACHI LTD·Filed 2001·Granted Jul 1, 2003·26 cites·11 claims
- 3478US6256419B1Method and apparatus for detecting a point of change in a moving imageHITACHI LTD·Filed 2000·Granted Jul 3, 2001·22 cites·2 claims
- 3578US6021231AVideo retrieval method and apparatusHITACHI LTD·Filed 1997·Granted Feb 1, 2000·50 cites·45 claims
- 3677US8670596B2Personal identification device and methodMIURA NAOTO·Filed 2012·Granted Mar 11, 2014·4 cites·12 claims
- 3777US8223199B2Finger vein authentication unit and information processing unitKIYOMIZU HARUMI·Filed 2008·Granted Jul 17, 2012·15 cites·13 claims
- 3877US5805746AVideo retrieval method and apparatusHITACHI LTD·Filed 1994·Granted Sep 8, 1998·72 cites·2 claims
- 3976US6424744B2Video retrieval method and apparatusHITACHI LTD·Filed 2001·Granted Jul 23, 2002·8 cites·15 claims
- 4076US6400890B1Image retrieving method and apparatuses thereforHITACHI LTD·Filed 1998·Granted Jun 4, 2002·67 cites·30 claims
- 4175US7526111B2Personal identification device and methodHITACHI LTD·Filed 2004·Granted Apr 28, 2009·22 cites·11 claims
- 4274US8103064B2Finger identification method and apparatusNAGASAKA AKIO·Filed 2010·Granted Jan 24, 2012·4 cites·9 claims
- 4374US7561257B2Finger identification apparatusHITACHI LTD·Filed 2007·Granted Jul 14, 2009·5 cites·12 claims
- 4473US8121354B2Personal authentication deviceNAGASAKA AKIO·Filed 2005·Granted Feb 21, 2012·5 cites·26 claims
- 4573US6766057B2Video retrieval method and apparatusHITACHI LTD·Filed 2003·Granted Jul 20, 2004·5 cites·9 claims
- 4672US12067095B2Biometric authentication system, biometric authentication method, and storage mediumHITACHI LTD·Filed 2019·Granted Aug 20, 2024·2 cites·11 claims
- 4772US8155402B2Finger vein authentication deviceKIYOMIZU HARUMI·Filed 2009·Granted Apr 10, 2012·6 cites·15 claims
- 4872US7627145B2Personal identification device and methodHITACHI LTD·Filed 2007·Granted Dec 1, 2009·5 cites·6 claims
- 4972US7254311B2Image retrieving method and apparatuses thereforHITACHI LTD·Filed 2001·Granted Aug 7, 2007·17 cites·9 claims
- 5072US6023520AMethod and apparatus for detecting and displaying a representative image of a shot of short duration in a moving imageHITACHI LTD·Filed 1996·Granted Feb 8, 2000·36 cites·6 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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